package com.our.sys.project1.service;

import java.util.List;
import java.util.Map;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springside.modules.orm.Page;
import org.springside.modules.orm.PropertyFilter;

import com.our.set.service.HzService;
import com.our.sys.project1.dao.UsedTypeDao;
import com.our.sys.project1.entity.UsedType;

@Service
@Transactional
public class UsedTypeService {

    @Autowired
    private UsedTypeDao usedTypeDao;

    @Autowired
    private HzService hzService;

    private static Logger logger = LoggerFactory.getLogger(UsedTypeService.class);

    @Transactional(readOnly = true)
    public Page<UsedType> query(Page<UsedType> page, List<PropertyFilter> filters) {
        Page<UsedType> curPage = usedTypeDao.findPage(page, filters);
        return curPage;
    }

    @Transactional(readOnly = true)
    public UsedType queryById(Long id) {
        return usedTypeDao.findOneBy("id", id);
    }

    @Transactional(readOnly = true)
    private Long queryCountByName(String name) {
        Long result = usedTypeDao.findUnique("select count(a) from UsedType a where a.name = ?", name);
        if (null == result) {
            return 0L;
        } else {
            return result;
        }
    }

    @Transactional(readOnly = true)
    private Long queryCountByCode(String code) {
        Long result = usedTypeDao.findUnique("select count(a) from UsedType a where a.code = ?", code);
        if (null == result) {
            return 0L;
        } else {
            return result;
        }
    }

    public void save(UsedType usedType) throws Exception {
        try {
            Map<String, String> map = hzService.getMemo(usedType.getName());
            usedType.setPy(map.get("py"));
            usedType.setWb(map.get("wb"));
            if (null != usedType.getId()) {
                UsedType getUsedType = this.queryById(usedType.getId());

                if (queryCountByName(getUsedType.getName()).compareTo(1L) > 0) {
                    throw new Exception("已经存在这个产品属性名称！");
                }
                
                if (queryCountByCode(getUsedType.getCode()).compareTo(1L) > 0) {
                    throw new Exception("已经存在这个产品属性代码！");
                }

                getUsedType.setCode(usedType.getCode());
                getUsedType.setName(usedType.getName());
                getUsedType.setPy(usedType.getPy());
                getUsedType.setWb(usedType.getWb());
                getUsedType.setState(usedType.getState());
                usedTypeDao.save(getUsedType);
            } else {

                if (queryCountByName(usedType.getName()).compareTo(0L) > 0) {
                    throw new Exception("已经存在这个产品属性名称！");
                }
                
                if (queryCountByCode(usedType.getCode()).compareTo(0L) > 0) {
                    throw new Exception("已经存在这个产品属性代码！");
                }
                usedTypeDao.save(usedType);
            }

        } catch (Exception e) {
            logger.error(e.getMessage(), e);
            throw new Exception(e.getMessage());
        }
    }

    public void delete(Long id) throws Exception {
        try {
            usedTypeDao.delete(id);
        } catch (Exception e) {
            logger.error(e.getMessage(), e);
            throw new Exception(e.getMessage());
        }
    }
}
